🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.53 AU - 0.57 AU

Year: 148 Days

Day: 18.6 Hours

Environment

Temp: 191 °C

Axial Tilt: 48.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,885,564 km

• M1: 41,738 km (0.089 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.55 AU - 0.59 AU

Year: 156 Days

Day: 41.2 Hours

Environment

Temp: 227 °C

Axial Tilt: 23.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.53 AU - 0.89 AU

Year: 217 Days

Day: 13.6 Hours

Environment

Temp: 173 °C

Axial Tilt: 38.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.67 AU - 0.95 AU

Year: 265 Days

Day: 34.2 Hours

Environment

Temp: 106 °C

Axial Tilt: 23.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.96 AU - 1.1 AU

Year: 380 Days

Day: 19.3 Hours

Environment

Temp: 27 °C

Axial Tilt: 25.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.26 AU - 1.52 AU

Year: 596 Days

Day: 34.7 Hours

Environment

Temp: -10 °C

Axial Tilt: 52 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 7 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.8 AU - 2.6 AU

Year: 1186 Days

Day: 22.2 Hours

Environment

Temp: -65 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.79 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 943.3

Radius: 11.3

Gravity: 7.39 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 4.15 AU - 6.61 AU

Year: 4535 Days

Day: 11.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 45,885,564 km

• M1: 140,772 km (0.061 R)
• M2: 601,383 km (0.096 R)
• M3: 1,003,652 km (0.083 R)
• M4: 1,405,173 km (0.059 R)
• M5: 1,819,708 km (0.046 R)
• M6: 2,191,609 km (0.041 R)
• M7: 2,563,210 km (0.115 R)
• M8: 3,394,226 km (0.106 R)
• M9: 4,176,473 km (0.094 R)
• M10: 7,011,652 km (0.085 R)
• M11: 9,109,314 km (0.109 R)
• M12: 9,778,614 km (0.105 R)
• M13: 10,797,825 km (0.115 R)
• M14: 11,215,352 km (0.078 R)
• M15: 11,643,651 km (0.035 R)
• M16: 12,331,801 km (0.069 R)
• M17: 14,170,658 km (0.119 R)
• M18: 14,898,153 km (0.03 R)
• M19: 18,124,380 km (0.106 R)
• M20: 19,934,814 km (0.088 R)
• M21: 20,705,991 km (0.116 R)
• M22: 21,569,769 km (0.093 R)
• M23: 24,305,465 km (0.119 R)
• M24: 26,840,102 km (0.119 R)
• M25: 30,089,817 km (0.058 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.7

Radius: 10.9

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 5.62 AU - 6.44 AU

Year: 5382 Days

Day: 14.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,885,564 km

• M1: 135,536 km (0.105 R)
• M2: 489,484 km (0.109 R)
• M3: 1,147,864 km (0.119 R)
• M4: 1,499,569 km (0.046 R)
• M5: 1,950,906 km (0.104 R)
• M6: 2,790,898 km (0.113 R)
• M7: 3,461,246 km (0.096 R)
• M8: 3,921,708 km (0.116 R)
• M9: 4,738,961 km (0.102 R)
• M10: 7,260,733 km (0.104 R)
• M11: 11,404,893 km (0.075 R)
• M12: 12,428,741 km (0.092 R)
• M13: 13,411,748 km (0.11 R)
• M14: 15,200,789 km (0.069 R)
• M15: 19,635,020 km (0.108 R)
• M16: 20,561,330 km (0.063 R)
• M17: 21,240,654 km (0.115 R)
• M18: 21,864,776 km (0.086 R)
• M19: 23,076,968 km (0.031 R)

Planet 10 - Gas Giant

Semi-Major Axis: 11.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.3

Radius: 8.5

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 10.16 AU - 12.44 AU

Year: 13805 Days

Day: 14.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 45,885,564 km

• M1: 108,159 km (0.034 R)
• M2: 1,550,283 km (0.091 R)
• M3: 2,068,490 km (0.079 R)
• M4: 3,035,640 km (0.101 R)
• M5: 3,354,134 km (0.094 R)
• M6: 4,858,640 km (0.102 R)
• M7: 11,827,507 km (0.084 R)
• M8: 13,207,547 km (0.085 R)
• M9: 14,060,405 km (0.06 R)
• M10: 16,421,657 km (0.109 R)
• M11: 20,520,938 km (0.082 R)
• M12: 25,999,212 km (0.112 R)
• M13: 31,409,868 km (0.064 R)
• M14: 33,146,550 km (0.075 R)
• M15: 37,047,913 km (0.058 R)
• M16: 45,202,343 km (0.097 R)

Kuiper Belt

Range: 30.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 376 - 15,384 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit